discount prescription glasses glasses to reduce eye strain from computers

According to the different needs of people, more and more types of computer glasses, in addition to myopia, sunglasses, sports mirror, the more popular recently a kind of glasses is flat light mirror. What is flat light glasses and how to identify it?
Flat glasses is not any refraction, and some people will say, that this glasses what role?
What is the use of plain glasses, how to identify
Billion super 2167 red C6 plate tide models are neutral myopia computer eyewear frames
First of all it has a certain role in blocking the sand and decoration, because some glasses in the design of the external light is very beautiful and stylish, very fine workmanship, people will have a different feeling when wearing, different plain glasses will make people have Different style face. There is a flat mirror there is a very good anti-ultraviolet and infrared role in the human eye has a certain protective effect. Wearing something at work can relieve eye fatigue computer glasses and protect your eyes better in the sun.

In addition, the flat light can be used in many occasions, stylish flat mirror can easily attract other people's attention, can improve their personal image, and wear plain glasses when there is a greater advantage is that you can cover some of the eyes There are some shortcomings around, such as the big bags under the eyes there are dark circles, etc., this will make people look more spirit, the overall image is very good, because the glasses have a good decorative effect. So how do you think so good glasses for computer use?
What is the use of plain glasses, how to identify
Montblanc MB618-F Men's Glasses 001 Black
1. Identify the surface finish level. Can be identified by a black background with a 60-watt incandescent lamp. Quality products should not have obvious scratches, pitting, collapse edge, trachoma, water ripples, bubbles and other surface defects.
2. Place the computer glasses in front of about 33 cm, through the glasses to see the object, there should be no significant change or become smaller phenomenon, there should not be a sense of beating. Otherwise, indicating that the quality of computer glasses eye strain problems.
3. Through the instrument identification, three invariance, no clutter phenomenon as well.
4. Check the trademark, computer glasses manufacturers, quality certification is true and reliable, the international brand-name products are often engraved on the lens of the manufacturer's trademark, the edge of the lens can be observed carefully.